,14pieces, andheexpectstolearn1.33pieces?

19 weeks of lessons needed

Step-by-step explanation:

(33-14) divided by 1 = 19

14=pieces he already knows

19=number of weeks of lessons needed to be able to sing 33 pieces

you divide by 1 because he learns 1 new piece each week of lessons.

I hope this helps! :)

logv3(x+2)=1

rewrite in exponential form:

logb(x) = y is equal to b^y =x

b = 3, y = 1

now solve for x:

3^1 = x+2)

x = 3-2

x = 1

see the picture for the graph.

if the probability is 1/12, 75 people will receive a $25 gift card

step-by-step explanation: